Rugged and reliable, the Pulsar Axion XQ19 Compact Thermal Monocular is ready to go right out of the box. These Thermal Imaging Monoculars from the geniuses at Pulsar feature a 8-hour run time that promises to last for non-stop action and operation. 384x288 @ 17um Thermal Imaging High-Contrast Amolded Display Compact Pocket Sized Design Wide Field Of View For Easy Scanning Fast Aperture F19/1.0 Germanium Lens Detection Range Up to 820yds Full Featured: Video Recording, WiFi, Stream Vision 2 App Compatibility